A comet's tail always points away from the sun.
2
Sound doesn't travel in space.
255
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82